Python pyasn1.type.tag.tagFormatSimple() Examples

The following are 30 code examples of pyasn1.type.tag.tagFormatSimple(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module pyasn1.type.tag , or try the search function .
Example #1
Source File: decoder.py    From teleport with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        component = self._createComponent(asn1Spec, tagSet, '', **options)

        if head:
            raise error.PyAsn1Error('Unexpected %d-octet substrate for Null' % length)

        return component, tail
Example #2
Source File: securityblob.py    From pelisalacarta-ce with GNU General Public License v3.0 6 votes vote down vote up 
def generateNegotiateSecurityBlob(ntlm_data):
    mech_token = univ.OctetString(ntlm_data).subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))
    mech_types = MechTypeList().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    mech_types.setComponentByPosition(0, univ.ObjectIdentifier('1.3.6.1.4.1.311.2.2.10'))

    n = NegTokenInit().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    n.setComponentByName('mechTypes', mech_types)
    n.setComponentByName('mechToken', mech_token)

    nt = NegotiationToken()
    nt.setComponentByName('negTokenInit', n)

    ct = ContextToken()
    ct.setComponentByName('thisMech', univ.ObjectIdentifier('1.3.6.1.5.5.2'))
    ct.setComponentByName('innerContextToken', nt)

    return encoder.encode(ct)
Example #3
Source File: decoder.py    From learn_python3_spider with MIT License 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        component = self._createComponent(asn1Spec, tagSet, '', **options)

        if head:
            raise error.PyAsn1Error('Unexpected %d-octet substrate for Null' % length)

        return component, tail
Example #4
Source File: decoder.py    From luci-py with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        component = self._createComponent(asn1Spec, tagSet, '', **options)

        if head:
            raise error.PyAsn1Error('Unexpected %d-octet substrate for Null' % length)

        return component, tail
Example #5
Source File: decoder.py    From teleport with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        component = self._createComponent(asn1Spec, tagSet, '', **options)

        if head:
            raise error.PyAsn1Error('Unexpected %d-octet substrate for Null' % length)

        return component, tail
Example #6
Source File: decoder.py    From bash-lambda-layer with MIT License 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        if not head:
            return self._createComponent(asn1Spec, tagSet, 0, **options), tail

        value = from_bytes(head, signed=True)

        return self._createComponent(asn1Spec, tagSet, value, **options), tail
Example #7
Source File: decoder.py    From teleport with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        if not head:
            return self._createComponent(asn1Spec, tagSet, 0, **options), tail

        value = from_bytes(head, signed=True)

        return self._createComponent(asn1Spec, tagSet, value, **options), tail
Example #8
Source File: securityblob.py    From xunfengES with GNU General Public License v3.0 6 votes vote down vote up 
def generateNegotiateSecurityBlob(ntlm_data):
    mech_token = univ.OctetString(ntlm_data).subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))
    mech_types = MechTypeList().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    mech_types.setComponentByPosition(0, univ.ObjectIdentifier('1.3.6.1.4.1.311.2.2.10'))

    n = NegTokenInit().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    n.setComponentByName('mechTypes', mech_types)
    n.setComponentByName('mechToken', mech_token)

    nt = NegotiationToken()
    nt.setComponentByName('negTokenInit', n)

    ct = ContextToken()
    ct.setComponentByName('thisMech', univ.ObjectIdentifier('1.3.6.1.5.5.2'))
    ct.setComponentByName('innerContextToken', nt)

    return encoder.encode(ct)
Example #9
Source File: decoder.py    From teleport with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        component = self._createComponent(asn1Spec, tagSet, '', **options)

        if head:
            raise error.PyAsn1Error('Unexpected %d-octet substrate for Null' % length)

        return component, tail
Example #10
Source File: decoder.py    From luci-py with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        if not head:
            return self._createComponent(asn1Spec, tagSet, 0, **options), tail

        value = from_bytes(head, signed=True)

        return self._createComponent(asn1Spec, tagSet, value, **options), tail
Example #11
Source File: decoder.py    From bash-lambda-layer with MIT License 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        component = self._createComponent(asn1Spec, tagSet, '', **options)

        if head:
            raise error.PyAsn1Error('Unexpected %d-octet substrate for Null' % length)

        return component, tail
Example #12
Source File: securityblob.py    From xunfengES with GNU General Public License v3.0 6 votes vote down vote up 
def generateNegotiateSecurityBlob(ntlm_data):
    mech_token = univ.OctetString(ntlm_data).subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))
    mech_types = MechTypeList().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    mech_types.setComponentByPosition(0, univ.ObjectIdentifier('1.3.6.1.4.1.311.2.2.10'))

    n = NegTokenInit().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    n.setComponentByName('mechTypes', mech_types)
    n.setComponentByName('mechToken', mech_token)

    nt = NegotiationToken()
    nt.setComponentByName('negTokenInit', n)

    ct = ContextToken()
    ct.setComponentByName('thisMech', univ.ObjectIdentifier('1.3.6.1.5.5.2'))
    ct.setComponentByName('innerContextToken', nt)

    return encoder.encode(ct)
Example #13
Source File: decoder.py    From learn_python3_spider with MIT License 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        if not head:
            return self._createComponent(asn1Spec, tagSet, 0, **options), tail

        value = from_bytes(head, signed=True)

        return self._createComponent(asn1Spec, tagSet, value, **options), tail
Example #14
Source File: decoder.py    From teleport with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        if not head:
            return self._createComponent(asn1Spec, tagSet, 0, **options), tail

        value = from_bytes(head, signed=True)

        return self._createComponent(asn1Spec, tagSet, value, **options), tail
Example #15
Source File: decoder.py    From aws-kube-codesuite with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        if not head:
            return self._createComponent(asn1Spec, tagSet, 0), tail

        value = from_bytes(head, signed=True)

        return self._createComponent(asn1Spec, tagSet, value), tail
Example #16
Source File: securityblob.py    From addon with GNU General Public License v3.0 6 votes vote down vote up 
def generateNegotiateSecurityBlob(ntlm_data):
    mech_token = univ.OctetString(ntlm_data).subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))
    mech_types = MechTypeList().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    mech_types.setComponentByPosition(0, univ.ObjectIdentifier('1.3.6.1.4.1.311.2.2.10'))

    n = NegTokenInit().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))
    n.setComponentByName('mechTypes', mech_types)
    n.setComponentByName('mechToken', mech_token)

    nt = NegotiationToken()
    nt.setComponentByName('negTokenInit', n)

    ct = ContextToken()
    ct.setComponentByName('thisMech', univ.ObjectIdentifier('1.3.6.1.5.5.2'))
    ct.setComponentByName('innerContextToken', nt)

    return encoder.encode(ct)
Example #17
Source File: decoder.py    From aws-kube-codesuite with Apache License 2.0 6 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        component = self._createComponent(asn1Spec, tagSet)

        if head:
            raise error.PyAsn1Error('Unexpected %d-octet substrate for Null' % length)

        return component, tail
Example #18
Source File: decoder.py    From xunfengES with GNU General Public License v3.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            return self._createComponent(asn1Spec, tagSet, head), tail
        r = self._createComponent(asn1Spec, tagSet, '')
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head, self.protoComponent)
            r = r + component
        return r, tail
Example #19
Source File: decoder.py    From opsbro with MIT License 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            return self._createComponent(asn1Spec, tagSet, head), tail
        r = self._createComponent(asn1Spec, tagSet, '')
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head)
            r = r + component
        return r, tail
Example #20
Source File: decoder.py    From xunfengES with GNU General Public License v3.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            if not head:
                raise error.PyAsn1Error('Empty substrate')
            trailingBits = oct2int(head[0])
            if trailingBits > 7:
                raise error.PyAsn1Error(
                    'Trailing bits overflow %s' % trailingBits
                    )
            head = head[1:]
            lsb = p = 0; l = len(head)-1; b = []
            while p <= l:
                if p == l:
                    lsb = trailingBits
                j = 7                    
                o = oct2int(head[p])
                while j >= lsb:
                    b.append((o>>j)&0x01)
                    j = j - 1
                p = p + 1
            return self._createComponent(asn1Spec, tagSet, b), tail
        r = self._createComponent(asn1Spec, tagSet, ())
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head, self.protoComponent)
            r = r + component
        return r, tail
Example #21
Source File: decoder.py    From xunfengES with GNU General Public License v3.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            return self._createComponent(asn1Spec, tagSet, head), tail
        r = self._createComponent(asn1Spec, tagSet, '')
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head, self.protoComponent)
            r = r + component
        return r, tail
Example #22
Source File: decoder.py    From aws-kube-codesuite with Apache License 2.0 5 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0].tagFormat == tag.tagFormatSimple:  # XXX what tag to check?
            if not head:
                raise error.PyAsn1Error('Empty substrate')
            trailingBits = oct2int(head[0])
            if trailingBits > 7:
                raise error.PyAsn1Error(
                    'Trailing bits overflow %s' % trailingBits
                )
            head = head[1:]
            value = self.protoComponent.fromOctetString(head, trailingBits)
            return self._createComponent(asn1Spec, tagSet, value), tail

        if not self.supportConstructedForm:
            raise error.PyAsn1Error('Constructed encoding form prohibited at %s' % self.__class__.__name__)

        bitString = self._createComponent(asn1Spec, tagSet)

        if substrateFun:
            return substrateFun(bitString, substrate, length)

        while head:
            component, head = decodeFun(head, self.protoComponent, **options)
            bitString += component

        return bitString, tail
Example #23
Source File: securityblob.py    From pelisalacarta-ce with GNU General Public License v3.0 5 votes vote down vote up 
def generateAuthSecurityBlob(ntlm_data):
    response_token = univ.OctetString(ntlm_data).subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))

    n = NegTokenTarg().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))
    n.setComponentByName('responseToken', response_token)

    nt = NegotiationToken()
    nt.setComponentByName('negTokenTarg', n)

    return encoder.encode(nt)
Example #24
Source File: decoder.py    From opsbro with MIT License 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            if not head:
                raise error.PyAsn1Error('Empty substrate')
            trailingBits = oct2int(head[0])
            if trailingBits > 7:
                raise error.PyAsn1Error(
                    'Trailing bits overflow %s' % trailingBits
                    )
            head = head[1:]
            lsb = p = 0; l = len(head)-1; b = ()
            while p <= l:
                if p == l:
                    lsb = trailingBits
                j = 7                    
                o = oct2int(head[p])
                while j >= lsb:
                    b = b + ((o>>j)&0x01,)
                    j = j - 1
                p = p + 1
            return self._createComponent(asn1Spec, tagSet, b), tail
        r = self._createComponent(asn1Spec, tagSet, ())
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head)
            r = r + component
        return r, tail
Example #25
Source File: decoder.py    From luci-py with Apache License 2.0 5 votes vote down vote up 
def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):
        head, tail = substrate[:length], substrate[length:]

        if substrateFun:
            return substrateFun(self._createComponent(asn1Spec, tagSet, noValue, **options),
                                substrate, length)

        if tagSet[0].tagFormat == tag.tagFormatSimple:  # XXX what tag to check?
            return self._createComponent(asn1Spec, tagSet, head, **options), tail

        if not self.supportConstructedForm:
            raise error.PyAsn1Error('Constructed encoding form prohibited at %s' % self.__class__.__name__)

        if LOG:
            LOG('assembling constructed serialization')

        # All inner fragments are of the same type, treat them as octet string
        substrateFun = self.substrateCollector

        header = null

        while head:
            component, head = decodeFun(head, self.protoComponent,
                                        substrateFun=substrateFun,
                                        **options)
            header += component

        return self._createComponent(asn1Spec, tagSet, header, **options), tail
Example #26
Source File: decoder.py    From xbmc-addons-chinese with GNU General Public License v2.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            return self._createComponent(asn1Spec, tagSet, head), tail
        r = self._createComponent(asn1Spec, tagSet, '')
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head, self.protoComponent)
            r = r + component
        return r, tail
Example #27
Source File: decoder.py    From xbmc-addons-chinese with GNU General Public License v2.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            if not head:
                raise error.PyAsn1Error('Empty substrate')
            trailingBits = oct2int(head[0])
            if trailingBits > 7:
                raise error.PyAsn1Error(
                    'Trailing bits overflow %s' % trailingBits
                    )
            head = head[1:]
            lsb = p = 0; l = len(head)-1; b = []
            while p <= l:
                if p == l:
                    lsb = trailingBits
                j = 7                    
                o = oct2int(head[p])
                while j >= lsb:
                    b.append((o>>j)&0x01)
                    j = j - 1
                p = p + 1
            return self._createComponent(asn1Spec, tagSet, b), tail
        r = self._createComponent(asn1Spec, tagSet, ())
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head, self.protoComponent)
            r = r + component
        return r, tail
Example #28
Source File: decoder.py    From xbmc-addons-chinese with GNU General Public License v2.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            return self._createComponent(asn1Spec, tagSet, head), tail
        r = self._createComponent(asn1Spec, tagSet, '')
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head)
            r = r + component
        return r, tail
Example #29
Source File: decoder.py    From xbmc-addons-chinese with GNU General Public License v2.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            if not head:
                raise error.PyAsn1Error('Empty substrate')
            trailingBits = oct2int(head[0])
            if trailingBits > 7:
                raise error.PyAsn1Error(
                    'Trailing bits overflow %s' % trailingBits
                    )
            head = head[1:]
            lsb = p = 0; l = len(head)-1; b = ()
            while p <= l:
                if p == l:
                    lsb = trailingBits
                j = 7                    
                o = oct2int(head[p])
                while j >= lsb:
                    b = b + ((o>>j)&0x01,)
                    j = j - 1
                p = p + 1
            return self._createComponent(asn1Spec, tagSet, b), tail
        r = self._createComponent(asn1Spec, tagSet, ())
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head)
            r = r + component
        return r, tail
Example #30
Source File: decoder.py    From addon with GNU General Public License v3.0 5 votes vote down vote up 
def valueDecoder(self, fullSubstrate, substrate, asn1Spec, tagSet, length,
                     state, decodeFun, substrateFun):
        head, tail = substrate[:length], substrate[length:]
        if tagSet[0][1] == tag.tagFormatSimple:    # XXX what tag to check?
            return self._createComponent(asn1Spec, tagSet, head), tail
        r = self._createComponent(asn1Spec, tagSet, '')
        if substrateFun:
            return substrateFun(r, substrate, length)
        while head:
            component, head = decodeFun(head, self.protoComponent)
            r = r + component
        return r, tail